Table 2.

Cement gland arrangement in male Echinorhynchus spp. Notation for cement gland pattern from Shostak et al. (1986): A, clumped, three even pairs; B, clumped, three staggered pairs; C, chain-like, two pairs and two singles; D, chain-like, one pair and four singles; E, chain-like, six singles. Only specimens with six cement glands were used. Data sources: Echinorhynchus bothniensis, Echinorhynchus ‘bothniensis‘ and Echinorhynchus truttae (Wayland 2013); Echinorhynchus brayi, Echinorhynchus gadi and Echinorhynchus salmonis (Wayland 2002); Echinorhynchus cinctulus (Grabda-Kazubska and Ejsymont 1969).

Species	A	B	C	D	E
Echinorhynchus bothniensis	0	1 (5.3%)	4 (21.1%)	10 (52.6%)	4 (21.1%)
Echinorhynchus 'bothniensis'	0	0	0	4 (44.4%)	5 (55.6%)
Echinorhynchus brayi	1 (8%)	7 (54%)	3 (23%)	2 (15%)	0
Echinorhynchus cinctulus	218 (100%)	0	0	0	0
Echinorhynchus gadi	0	0	0	3 (8%)	34 (92%)
Echinorhynchus truttae	0	1 (3%)	16 (53%)	13 (43%)	0
Echinorhynchus salmonis	6 (37.5%)	10 (62.5%)	0	0	0